linux-kernel - Re: [PATCH 1/2] rtc: goldfish: Remove GOLDFISH dependency

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Message-ID: <CAMuHMdWGnBcYvXLnydSnkxcmG6GksZLfq1aWADuWg8ibZ3V8Lg@mail.gmail.com>
Date:   Mon, 4 Jan 2021 16:21:31 +0100
From:   Geert Uytterhoeven <geert@...ux-m68k.org>
To:     Alexandre Belloni <alexandre.belloni@...tlin.com>
Cc:     Jiaxun Yang <jiaxun.yang@...goat.com>,
        "open list:BROADCOM NVRAM DRIVER" <linux-mips@...r.kernel.org>,
        Alessandro Zummo <a.zummo@...ertech.it>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        linux-rtc@...r.kernel.org
Subject: Re: [PATCH 1/2] rtc: goldfish: Remove GOLDFISH dependency

Hi Alexandre,

On Mon, Jan 4, 2021 at 3:48 PM Alexandre Belloni
<alexandre.belloni@...tlin.com> wrote:
> On 04/01/2021 14:28:26+0100, Geert Uytterhoeven wrote:
> > On Sat, Nov 14, 2020 at 2:20 PM Jiaxun Yang <jiaxun.yang@...goat.com> wrote:
> > > Goldfish platform is covered with dust.
> > > However the goldfish-rtc had been used as virtualized RTC
> > > in QEMU for RISC-V virt hw and MIPS loongson3-virt hw, thus
> > > we can drop other parts of goldfish but leave goldfish-rtc here.
> > >
> > > Signed-off-by: Jiaxun Yang <jiaxun.yang@...goat.com>
> >
> > Thanks for your patch!
> >
> > > --- a/drivers/rtc/Kconfig
> > > +++ b/drivers/rtc/Kconfig
> > > @@ -1935,7 +1935,6 @@ config RTC_DRV_HID_SENSOR_TIME
> > >  config RTC_DRV_GOLDFISH
> > >         tristate "Goldfish Real Time Clock"
> > >         depends on OF && HAS_IOMEM
> > > -       depends on GOLDFISH || COMPILE_TEST
> > >         help
> > >           Say yes to enable RTC driver for the Goldfish based virtual platform.
> >
> > I was just looking to see if someone had already sent a patch to add
> > "depends on GOLDFISH || COMPILE_TEST", before sending one myself, when I
> > noticed your patch had removed it...
> >
> > What about
> >
> >     depends on CPU_LOONGSON64 || GOLDFISH || RISCV || COMPILE_TEST
> >
> > instead?
> >
>
> But this driver also works on ARM, is it really important to restrict to
> a few architectures ?

Is it used on ARM platforms?
qemu:hw/riscv/Kconfig selects GOLDFISH_RTC, but that's it?

Gr{oetje,eeting}s,

                        Geert

-- 
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@...ux-m68k.org

In personal conversations with technical people, I call myself a hacker. But
when I'm talking to journalists I just say "programmer" or something like that.
                                -- Linus Torvalds